Merge isolates to bleeding_edge.

src/compiler.h

Index: src/compiler.h
===================================================================
--- src/compiler.h	(revision 7267)
+++ src/compiler.h	(working copy)
@@ -46,6 +46,10 @@
   explicit CompilationInfo(Handle<SharedFunctionInfo> shared_info);
   explicit CompilationInfo(Handle<JSFunction> closure);
 
+  Isolate* isolate() {
+    ASSERT(Isolate::Current() == isolate_);
+    return isolate_;
+  }
   bool is_lazy() const { return (flags_ & IsLazy::mask()) != 0; }
   bool is_eval() const { return (flags_ & IsEval::mask()) != 0; }
   bool is_global() const { return (flags_ & IsGlobal::mask()) != 0; }
@@ -142,6 +146,8 @@
   }
 
  private:
+  Isolate* isolate_;
+
   // Compilation mode.
   // BASE is generated by the full codegen, optionally prepared for bailouts.
   // OPTIMIZE is optimized code generated by the Hydrogen-based backend.
@@ -286,8 +292,9 @@
   explicit CompilationZoneScope(ZoneScopeMode mode) : ZoneScope(mode) { }
   virtual ~CompilationZoneScope() {
     if (ShouldDeleteOnExit()) {
-      FrameElement::ClearConstantList();
-      Result::ClearConstantList();
+      Isolate* isolate = Isolate::Current();
+      isolate->frame_element_constant_list()->Clear();
+      isolate->result_constant_list()->Clear();
     }
   }
 };